【今年必上】評論
be opposed to 反對
【王昱琪】評論
Not only John but also Tom is a student.(主詞看起來雖是有兩個人,但其實只算 but also 後的那一個,所以 be 用 is,且 students 改用 a student。)因此答案要選amNot only his people but also I am opposed to the marriage, so there aren't any guests.